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The following are services which can be enabled or disabled by administrators:
 SNMP Agent
 Telnet (disabled by default)
 SSH
 Remote RACADM
Ports must be correctly configured to allow DRAC 4 to work through firewalls. Table 1 lists the
ports used by DRAC 4.
Port # Protocol Port
Type
Version Maximum
Encryption
Level
Direction Usage Configurable
22 SSHv2 TCP 1.30 128 bit In/Out Optional SSH CLI
management
Yes
23 Telnet TCP 1.0 None In/Out Optional Telnet
CLI management
Yes
25 SMTP TCP 1.0 None In/Out Optional e-mail
alert messages
No
53 DNS UDP 1.20 None In/Out Dynamic DNS
registration of the
host name
assigned within
DRAC
No
68 DHCP UDP 1.0 None In/Out DHCP assigned
IP address
No
69 TFTP UDP 1.0 None In/Out Firmware update
by Trivial FTP
No
80 HTTP TCP 1.0 None In/Out Web GUI
redirected to
HTTPS
Yes
161 SNMP UDP 1.0 None In/Out SNMP query
management
No
162 SNMP UDP 1.0 None Out SNMP trap event No
443 HTTPS TCP 1.0 128-bit SSL In/Out Web management
GUI and remote
RACADM CLI
utility
Yes
636 LDAPS TCP 1.0 128-bit SSL In/Out Optional ADS No